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Gyrfalcon

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Gyrfalcon or Gerfalcon
Falco rusticolus white cropped.jpg
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Aves
Order: Falconiformes
Family: Falconidae
Subfamily: Falconinae
Tribe: Falconini
Genus: Falco
Species: F. rusticolus
Binomial name
Falco rusticolus
Linnaeus, 1758
Synonyms

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Gyrfalcon, Falco rusticolus is a species of falcon in the Falconidae family. It is a very large, heavy-bodied, broad-necked falcon.[1] It displays sexual dimorphism, the females being larger than the males[1][2][3] and they are the largest falcons.Template:Hawks at a DistanceTemplate:Hawks[4] It comes in three colour morphs: white[nb 1], grey and dark.[1][2][3][4][5]

Other names[edit]

Description[edit]

The Gyrfalcon's tail is very broad and moderately long; wings fairly long and broad-based for a falcon; outer wing tapers to a blunt tip.[1] It tail length equals that of its wing width.[1]

Similar species[edit]

Behaviour[edit]

Diet[edit]

Calls[edit]

Reproduction[edit]

Distribution/habitat[edit]

References[edit]

  1. 1.0 1.1 1.2 1.3 1.4 Stokes, Donald W. and Stokes, Lilian Q. (2010). Stokes Field Guide to the Birds of North America. Little, Brown and Company. ISBN 9770316010504 Check |isbn= value: invalid prefix (help). 
  2. 2.0 2.1 Cite error: Invalid <ref> tag; no text was provided for refs named Hawks at a Distance
  3. 3.0 3.1 Cite error: Invalid <ref> tag; no text was provided for refs named Hawks
  4. 4.0 4.1 Frances, Peter; et al. (2007). Bird: The Definitive Visual Guide. Dorling Kindersley Inc. ISBN 1564582957. 
  5. Peterson, Roger Tory (1980). A Field Guide to the Birds East of the Rockies. Houghton Mifflin Company. ISBN 039526619X. 

Notes[edit]

  1. Called "light" in Stokes Field Guide to Birds of North America

External links[edit]